# Rocket Languages vs Rosetta Stone Sapphire

Rocket Languages and Rosetta Stone Sapphire both sit at 4.6 stars, but that hides the real split: 70% of Rocket Languages's written reviews are positive against 28% of Rosetta Stone Sapphire's. Rosetta Stone Sapphire's advantage is update cadence (every 2 weeks vs monthly). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. Rocket Languages sells 49 one-off in-app purchases and Rosetta Stone Sapphire sells 1 in-app purchase, starting at $19.99 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.6 for Rocket Languages against 4.6 for Rosetta Stone Sapphire. Both are backed by a comparable volume of ratings — 2.6K and 2.1K respectively. Written reviews are what separate them: 70% of Rocket Languages's written reviews are positive against 28% of Rosetta Stone Sapphire's.

Rocket Languages ships an update monthly, Rosetta Stone Sapphire every 2 weeks. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Rocket Languages | Rosetta Stone Sapphire |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (2.6K ratings)](https://appshunter.io/ios/app/rocket-languages/id597293943/reviews) | **[4.6 (2.1K ratings)](https://appshunter.io/ios/app/rosetta-stone-sapphire/id6757200007/reviews)** |
| Number of ratings | **2.6K** | 2.1K |
| Positive reviews | **69.8% of reviews** | 28.3% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 2 weeks** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 44 MB | 196 MB |
| Requires iOS | 16.4 | 16.4 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Libros Media Ltd](https://appshunter.io/developer/597291855) | [Rosetta Stone, Ltd.](https://appshunter.io/developer/349688821) |

## What reviewers say

### Rocket Languages

[App page](https://appshunter.io/ios/app/rocket-languages/id597293943)

Learn to speak new languages like Spanish, French, and Japanese with structured audio lessons and cultural insights. This app offers lifetime access to courses designed for real conversations, helping you overcome common learning frustrations and speak confidently from day one.

**Highlights:** Structured audio lessons for speaking, Lifetime access with free updates, Cultural insights and customs, Voice recognition for pronunciation, Adaptive review activities, Interactive audio and conversation practice

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (49)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Rocket Sign Language Level 1 | $39.99 | one-time |
| Rocket Spanish Level 1 | $59.99 | one-time |
| Rocket Japanese Level 1 | $59.99 | one-time |
| Rocket Italian Level 1 | $59.99 | one-time |
| Rocket Korean Level 1 | $59.99 | one-time |
| Rocket Arabic Level 1 | $59.99 | one-time |
| Rocket French Level 1 | $59.99 | one-time |
| Rocket Portuguese Level 1 | $59.99 | one-time |
| Rocket Sign Language Level 1 | $59.99 | one-time |
| Rocket Spanish Level 1 | $89.99 | one-time |
| Rocket Korean Level 1 | $89.99 | one-time |
| Rocket Arabic Level 1 | $89.99 | one-time |
| Rocket French Level 1 | $89.99 | one-time |
| Rocket German Level 1 | $89.99 | one-time |
| Rocket Italian Level 1 | $89.99 | one-time |
| Rocket Japanese Level 1 | $89.99 | one-time |
| Rocket French Level 1 | $99.99 | one-time |
| Rocket Japanese Level 1 | $99.99 | one-time |
| Rocket Italian Level 1 | $99.99 | one-time |
| Rocket Spanish Level 1 | $99.99 | one-time |
| Rocket Spanish Levels 1 & 2 | $119.99 | one-time |
| Rocket Spanish Premium: Level 1 | $149.99 | one-time |
| Rocket French Premium: Level 1 | $149.99 | one-time |
| Rocket German Premium: Level 1 | $149.99 | one-time |
| Rocket Italian Premium: Level 1 | $149.99 | one-time |
| Rocket Japanese Premium: Level 1 | $149.99 | one-time |
| Rocket Chinese Premium: Level 1 | $149.99 | one-time |
| Rocket Arabic Premium: Level 1 | $149.99 | one-time |
| Rocket Portuguese Premium: Level 1 | $149.99 | one-time |
| Rocket Korean Premium: Level 1 | $149.99 | one-time |
| Rocket Russian Premium: Level 1 | $149.99 | one-time |
| Rocket Spanish Levels 1, 2 & 3 | $179.99 | one-time |
| Rocket French Levels 1, 2 & 3 | $179.99 | one-time |
| Rocket Japanese Level 1, 2 & 3 | $179.99 | one-time |
| Rocket Russian Levels 1, 2 & 3 | $179.99 | one-time |
| Rocket German Levels 1, 2 & 3 | $179.99 | one-time |
| Rocket Chinese Levels 1, 2 & 3 | $179.99 | one-time |
| Rocket Italian Levels 1, 2 & 3 | $179.99 | one-time |
| Rocket Spanish Levels 1, 2 & 3 | $249.99 | one-time |
| Rocket Japanese Level 1, 2 & 3 | $249.99 | one-time |
| Rocket Italian Levels 1, 2 & 3 | $249.99 | one-time |
| Rocket German Levels 1, 2 & 3 | $249.99 | one-time |
| Rocket Chinese Levels 1, 2 & 3 | $249.99 | one-time |
| Rocket Russian Levels 1, 2 & 3 | $249.99 | one-time |
| Rocket French Levels 1, 2 & 3 | $249.99 | one-time |
| Rocket Japanese Level 1, 2 & 3 | $259.99 | one-time |
| Rocket Italian Levels 1, 2 & 3 | $259.99 | one-time |
| Rocket Spanish Levels 1, 2 & 3 | $259.99 | one-time |
| Rocket French Levels 1, 2 & 3 | $259.99 | one-time |

**What reviewers like**

- 👍 Interactive and engaging lessons
- 🚀 Comprehensive and structured learning approach
- 💡 Variety of practice methods (listening, speaking, writing)
- 👍 Explanations of grammar and cultural context
- 🚀 Detailed and accurate pronunciation feedback

**What reviewers complain about**

- 🐛 Voice recognition issues and inconsistencies
- 🐛 App crashes and bugs
- 🐛 Inability to review/replay recorded audio
- 🐛 Lack of offline functionality
- 🐛 Outdated or confusing user interface

**Reported bugs**

- Audio playback issues
- Inconsistent voice recognition
- Lesson progress not properly tracked
- Compatibility problems with newer devices/OS
- Crashes and freezes during use

**Requested features**

- Ability to slow down audio playback
- More grammar and vocabulary review tools
- Improved search and navigation within the app
- Customizable learning plans and progress tracking
- Integration with other language learning resources


### Rosetta Stone Sapphire

[App page](https://appshunter.io/ios/app/rosetta-stone-sapphire/id6757200007)

Learn a new language through bite-sized, immersive lessons and real-world practice scenarios. Perfect your pronunciation with advanced speech recognition technology and explore over 25 languages. Customize your learning with flashcards and games.

**Highlights:** Bite-sized immersive lessons, Advanced speech recognition, Real-world practice scenarios, Access to 25+ languages, Customizable flashcards and games, Cross-platform access (mobile & web)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Rosetta Stone Sapphire | $19.99 | per month |


## Frequently asked questions

### Is Rocket Languages free?

Rocket Languages is free to download, with in-app purchases available.

### Is Rosetta Stone Sapphire free?

Rosetta Stone Sapphire is free to download, with in-app purchases available.

### Which has better reviews, Rocket Languages or Rosetta Stone Sapphire?

Rosetta Stone Sapphire is rated higher. Rocket Languages averages 4.6 out of 5 from 2.6K ratings, while Rosetta Stone Sapphire averages 4.6 from 2.1K ratings.

### Do Rocket Languages or Rosetta Stone Sapphire have ads?

Neither Rocket Languages nor Rosetta Stone Sapphire shows ads.

### Which is updated more often, Rocket Languages or Rosetta Stone Sapphire?

Rocket Languages ships an update monthly, and Rosetta Stone Sapphire every 2 weeks. Most recently, Rocket Languages was updated on October 24, 2026 and Rosetta Stone Sapphire on October 25, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*